A current spouse can receive up to 100 of the deceaseds benefits as long as they have already reached full retirement age. A widow or widower who is between age 60 and full retirement age can receive 71. . (For CSRS, the calculation is a bit more complicated. It would stop ifwhen your spouse dies. 5 and 99 of your late spouse's benefit if you claim early. REPEAT (CLKINP), REPEAT (CLKOUTP). . .